15704320

素因数分解:

$2^8\times 5^1\times {\mathrm{12269}}^1$

素因数の和:12290

約数の個数: 36

約数和(自身を含む): 37619820

約数和(自身を除く): 21915500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12269, 24538, 49076, 61345, 98152, 122690, 196304, 245380, 392608, 490760, 785216, 981520, 1570432, 1963040, 3140864, 3926080, 7852160, 15704320]

約数ペア:

[(1, 15704320), (2, 7852160), (4, 3926080), (5, 3140864), (8, 1963040), (10, 1570432), (16, 981520), (20, 785216), (32, 490760), (40, 392608), (64, 245380), (80, 196304), (128, 122690), (160, 98152), (256, 61345), (320, 49076), (640, 24538), (1280, 12269)]